/**
 * Copyright (C) 2017 - 2020 https://github.com/joewee
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.bifrost.service;

import com.bifrost.entity.Media;
import com.bifrost.exception.FormatException;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import java.util.List;

/**
 * @author joewee
 * @version 1.0.0
 * @Date 2017/10/19 14:17
 */
public interface MediaService {
    public Media save(Media media);

    public Media getMediaById(Long id);

    /**
     * 根据hash值获取文件
     * @param hash
     * @return
     */
    Media findByHash(String hash);

    /**
     * 格式化图片格式
     */
    void  formatImage();
    /**
     * 上传文件
     * @param files
     * @param title
     * @param tag
     * @param altText
     * @return
     */
    public List<Media> upload(MultipartFile[] files, String title, String tag, String altText) throws FormatException;
}
